That is a complex problem.
You have a complex sentence. Best is the last word of a complete sentence. When is an adverb. It is followed by the word They. The word They starts a complete sentence. Thus, the word when makes the second sentence subordinate to the first sentence. That makes it complex.
The opposite of simple in this sentence is complex.
This sentence is a simple sentence because it contains only one independent clause.
a regular sentence well it dependes if you yous it as a compound complex simple well mostly any time of sentence
Simple sentence, compound sentence, complex sentence and compound complex sentence.
compound sentence, simple sentence, and complex sentence
Compound simple
simple
nothing
Or is it a simple sentence?
This is a simple sentence.
Simple, complex, compound, compound -complex are the kinds of sentences in English Language. A complex sentence has nothing to do with Islam or a Muslim.